Job Description - Java Low Latency/Full Stack Engineer (Core Java & C++)
Location: London, UK
Working Model: Hybrid - 3 days onsite per week
Experience: 5-10 years
Industry: Financial Services/Investment Banking/Trading Technology
About the Role
We are looking for an experienced Java Low Latency/Full Stack Engineer with strong expertise in Core Java, C++, Linux, and low-latency network programming.
The successful candidate will work on high-performance trading platforms and Real Time market data distribution systems within a fast-paced financial services environment.
This role involves developing and optimising ultra-low-latency applications, improving system performance, and collaborating with trading, quantitative, and engineering teams to deliver highly reliable and scalable solutions.
Essential Skills & Experience
5-10 years of software engineering experience, preferably within investment banking, electronic trading, or high-frequency trading (HFT).
Strong hands-on programming experience in Core Java and C++ .
Extensive experience developing high-performance, low-latency applications.
Strong knowledge of Linux operating systems, Kernel bypass, and network performance optimisation.
Experience with low-latency network programming and high-throughput systems.
Knowledge of Real Time market data distribution and financial market data feeds.
Experience with market data protocols such as Refinitiv ETA, Denali, MPAC, and Beacon.
Understanding of EMEA, US Options, and MiFID II market structures.
Experience with deployment tools and automation, ideally UBS Bluezone and UBSDeploy.
Strong performance tuning, profiling, debugging, and troubleshooting skills.
Excellent analytical, problem-solving, and communication skills.
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Java Low Latency Developer in London employer: Vallum
As a leading employer in the tech industry, we offer an innovative work culture that fosters collaboration and creativity, particularly for our Salesforce Service Cloud & Agentforce Technical Architect role. Our commitment to employee growth is evident through continuous learning opportunities and mentorship programmes, ensuring you can advance your career while working on cutting-edge projects in a dynamic environment. Located in a vibrant area, we provide unique advantages such as flexible working arrangements and a strong focus on work-life balance, making us an excellent choice for those seeking meaningful and rewarding employment.
